| The Detroit Lions have drafted LB David Harris! |
| The Detroit Lions have traded 1988 Round 1 pick - CIN to the Indianapolis Colts! | |
| The Detroit Lions have traded 1989 Round 2 pick - DET to the Indianapolis Colts! | |
| The Indianapolis Colts have traded 1988 Round 1 pick - IND to the Detroit Lions! | |
| The London Monarchs have traded LB Otis Wilson to the Detroit Lions! | |
| The Detroit Lions have traded 1988 Round 4 pick - DET to the London Monarchs! | |
| The Detroit Lions have traded WR Stephone Paige to the Chicago Cardinals! | |
| The Detroit Lions have traded G Mark Cooper to the Chicago Cardinals! | |
| The Chicago Cardinals have traded 1988 Round 4 pick - CHC to the Detroit Lions! | |
| The Chicago Cardinals have traded 1989 Round 2 pick - CHC to the Detroit Lions! | |
| The Detroit Lions have extended the contract of TE Ken Whisenhunt! |
| The Detroit Lions release DE Fred Dean to free agency! |
| The London Monarchs have traded 1988 Round 4 pick - LON to the Detroit Lions! | |
| The Detroit Lions have traded DT William Perry to the London Monarchs! | |
| The Detroit Lions have extended the contract of C Jim Romano! |
| The Detroit Lions release DE Fred Dean to free agency! |
| The Detroit Lions have extended the contract of RB Freeman McNeil! |
| The Detroit Lions have extended the contract of LB Duane Bickett! |
| The Detroit Lions release CB Dustin Fox to free agency! |
| The Detroit Lions have demoted G Shawn Bouwens to the practice squad! |
| The Cincinnati Bengals have traded 1989 Round 2 pick - CIN to the Detroit Lions! | |
| The Detroit Lions have traded LB Kevin Greene to the Cincinnati Bengals! | |
| The Cincinnati Bengals have traded CB Bruce McNorton to the Detroit Lions! | |
| The Cincinnati Bengals have traded 1988 Round 1 pick - CIN to the Detroit Lions! | |
| The Cincinnati Bengals have traded LB Mel Owens to the Detroit Lions! | |
| The Cincinnati Bengals have traded DT Mark Gunn to the Detroit Lions! | |
| The Cincinnati Bengals have traded G Brad Edelman to the Detroit Lions! | |
| The Detroit Lions have extended the contract of G Jim Sweeney! |
| The Detroit Lions have promoted QB Jay Walker from the practice squad to the main roster! |
| The Detroit Lions have placed DE Fred Dean on injured reserve! |
| The Detroit Lions have demoted RB Tommy Vigorito to the practice squad! |
| The Detroit Lions release P Shayne Edge to free agency! |
| The Detroit Lions have signed RB Buford McGee from the free agent pool! |
| The Detroit Lions have demoted QB Jay Walker to the practice squad! |
| The Detroit Lions have signed DE Fred Dean from the free agent pool! |
| The Detroit Lions have demoted T Ron Heller to the practice squad! |
| The Detroit Lions have demoted DT Rhett Hall to the practice squad! |
| The Detroit Lions have demoted CB Reggie Jones to the practice squad! |
| The Detroit Lions have demoted P Shayne Edge to the practice squad! |
| The Detroit Lions release FB Earl Ferrell to free agency! |
| The Detroit Lions have signed FS Eric Williams FS in free agency! |
| The Detroit Lions have signed C Jim Romano in free agency! |
| The Detroit Lions have signed CB Dustin Fox in free agency! |
| The Detroit Lions have signed RB Rick Parros in free agency! |
| The Detroit Lions have signed DT Bill Maas in free agency! |
| The Detroit Lions have signed FB James Jones FB in free agency! |
| The Detroit Lions have signed QB Mike Tomczak in free agency! |
| The Detroit Lions have signed RB Tommy Vigorito in free agency! |
| The Detroit Lions have signed TE Charle Young in free agency! |
| The Detroit Lions have signed SS Leonard Smith in free agency! |
| The Detroit Lions have signed LB Brad Van Pelt in free agency! |
| The Detroit Lions have drafted LB Keith Ellison! |
| The Detroit Lions have selected T Clarence Jones in the 1987 Supplemental draft! |
| The Detroit Lions have selected C Brad Leggett in the 1987 Supplemental draft! |
| The Detroit Lions have selected G Shawn Bouwens in the 1987 Supplemental draft! |
| The Detroit Lions have selected RB Erric Pegram in the 1987 Supplemental draft! |
| The Detroit Lions have selected TE Jim Price in the 1987 Supplemental draft! |
| The Detroit Lions have selected CB Reggie Jones in the 1987 Supplemental draft! |
| The Detroit Lions have selected K Matt Stover in the 1987 Supplemental draft! |
| The Detroit Lions have selected DT Rhett Hall in the 1987 Supplemental draft! |
| The Detroit Lions have selected CB Marty Carter in the 1987 Supplemental draft! |
| The Detroit Lions have selected WR Ed McCaffrey in the 1987 Supplemental draft! |
| The Detroit Lions have drafted P Jon Ryan! |
| The Detroit Lions have drafted T Ryan O'Callaghan! |
| The Detroit Lions have drafted DT Brandon McKinney! |
| The Detroit Lions have traded 1987 Round 4 pick - DET to the Indianapolis Colts! | |
| The Indianapolis Colts have traded 1987 Round 5 pick - IND to the Detroit Lions! | |
| The Indianapolis Colts have traded 1988 Round 7 pick - IND to the Detroit Lions! | |
| The Detroit Lions have drafted WR Mike Williams! |
| The Detroit Lions have extended the contract of CB Eugene Daniel! |
| The Detroit Lions have extended the contract of TE Chris Dressel! |
| The Detroit Lions have extended the contract of T Joe Walter! |
| The Detroit Lions have extended the contract of C Kevin Glover! |
| The Detroit Lions have traded 1988 Round 1 pick - DET to the Chicago Bears! | |
| The Chicago Bears have traded QB Joe Montana to the Detroit Lions! | |
| The Detroit Lions have traded 1987 Round 3 pick - DET to the Chicago Bears! | |
| The Detroit Lions have traded 1987 Round 1 pick - DET to the Chicago Bears! | |
| The Detroit Lions have traded QB Mike Tomczak to the Chicago Bears! | |
| The Detroit Lions have extended the contract of DE Ray Childress! |
| The Detroit Lions have demoted LB Jeff Davis to the practice squad! |
| The Detroit Lions have demoted T Ron Heller to the practice squad! |
| The Detroit Lions release WR Byron Franklin to free agency! |
| The Detroit Lions have demoted RB Steve Morse to the practice squad! |
| The Detroit Lions have signed P Shayne Edge in free agency! |
| The Detroit Lions have signed K Kevin Butler in free agency! |
| The Detroit Lions have signed DT Bill Pickel in free agency! |
| The Detroit Lions have signed RB Steve Morse in free agency! |
| The Detroit Lions have signed FS Lester Lyles in free agency! |
| The Detroit Lions have signed FB Earl Ferrell in free agency! |
| The Detroit Lions have signed T Ron Heller in free agency! |
| The Detroit Lions have signed DE Kevin Brooks in free agency! |
| The Detroit Lions have drafted QB Jay Walker! |
| The Detroit Lions have drafted G Evan Pilgrim! |
| The Detroit Lions have drafted DE Duane Clemons! |
| The Detroit Lions have drafted LB Carlos Emmons! |
| The Detroit Lions have drafted WR Eddie Kennison! |
| The Detroit Lions have drafted LB Randall Godfrey! |
| The Detroit Lions have drafted SS Lawyer Milloy! |
| The Detroit Lions have extended the contract of LB Jeff Davis! |
| The Detroit Lions have extended the contract of TE Chris Dressel! |
| The Detroit Lions have extended the contract of TE Ken Whisenhunt! |
| The Detroit Lions have extended the contract of G Mark Cooper! |
| The Detroit Lions release SS Jim Bowman to free agency! |
| The Detroit Lions have demoted RB Maurice Turner to the practice squad! |
| The Detroit Lions have signed RB Randall Morris from the free agent pool! |
| The Detroit Lions have demoted LB Jeff Schuh to the practice squad! |
| The Detroit Lions have demoted LB Mike Cofer to the practice squad! |
| The Detroit Lions have demoted FS David King to the practice squad! |
| The Detroit Lions have demoted SS Jim Bowman to the practice squad! |
| The Detroit Lions have demoted RB Rich Erenberg to the practice squad! |
| The Detroit Lions have drafted SS Jim Bowman! |
| The Detroit Lions have drafted LB Mike Cofer! |
| The Detroit Lions have drafted LB Jeff Schuh! |
| The Detroit Lions have drafted FS David King! |
| The Detroit Lions have drafted RB Maurice Turner! |
| The Detroit Lions have drafted RB Rich Erenberg! |
| The Detroit Lions have drafted DT Joe Drake! |
| The Detroit Lions have drafted G Randy Rasmussen! |
| The Detroit Lions have drafted FB Wayne Wilson! |
| The Detroit Lions have drafted P Joe Prokop! |
| The Detroit Lions have drafted LB Jeff Davis! |
| The Detroit Lions have drafted DE William Gay! |
| The Detroit Lions have drafted WR Herkie Walls! |
| The Detroit Lions have drafted CB Don McNeal! |
| The Detroit Lions have drafted QB Bill Kenney! |
| The Detroit Lions have drafted TE Mike Mularkey! |
| The Detroit Lions have drafted RB Andra Franklin! |
| The Detroit Lions have drafted WR Byron Franklin! |
| The Detroit Lions have drafted FS Anthony Young! |
| The Detroit Lions have drafted SS Ted Watts! |
| The Detroit Lions have drafted LB Charles Jackson! |
| The Detroit Lions have drafted G Mark Cooper! |
| The Detroit Lions have drafted T Joe Walter! |
| The Detroit Lions have drafted CB Paul Lankford! |
| The Detroit Lions have drafted DE Dave Stalls! |
| The Detroit Lions have drafted WR Carlos Carson! |
| The Detroit Lions have drafted DT Lester Williams! |
| The Detroit Lions have drafted CB Alvin Hall! |
| The Detroit Lions have drafted K Raul Allegre! |
| The Detroit Lions have drafted LB Ed Reynolds! |
| The Detroit Lions have drafted T Harvey Salem! |
| The Detroit Lions have drafted TE Chris Dressel! |
| The Detroit Lions have drafted LB Chris Martin! |
| The Detroit Lions have drafted QB Joe Theismann! |
| The Detroit Lions have drafted TE Ken Whisenhunt! |
| The Detroit Lions have drafted C Dan Turk! |
| The Detroit Lions have drafted WR Cedric Jones! |
| The Detroit Lions have drafted SS Leonard Smith! |
| The Detroit Lions have drafted RB Earnest Jackson! |
| The Detroit Lions have drafted WR Jim Jensen! |
| The Detroit Lions have drafted FS Benny Perrin! |
| The Detroit Lions have drafted QB Mike Tomczak! |
| The Detroit Lions have drafted DT William Perry! |
| The Detroit Lions have drafted DT Joe Nash! |
| The Detroit Lions have drafted CB Jeff Donaldson! |
| The Detroit Lions have drafted WR Walter Stanley! |
| The Detroit Lions have drafted WR Stephone Paige! |
| The Detroit Lions have drafted CB Eugene Daniel! |
| The Detroit Lions have drafted RB Freeman McNeil! |
| The Detroit Lions have drafted C Kevin Glover! |
| The Detroit Lions have drafted LB Duane Bickett! |
| The Detroit Lions have drafted CB Hanford Dixon! |
| The Detroit Lions have drafted DE Ray Childress! |
| The Detroit Lions have drafted G Jim Sweeney! |
| The Detroit Lions have drafted T Jimbo Covert! |
| The Detroit Lions have drafted LB Kevin Greene! |
| The Detroit Lions have drafted DE Richard Dent! |
| The Detroit Lions have drafted T Bruce Matthews! |